Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 7.62 m
LWL: 6.11 m
S.A. (reported): 27.78 m²
Beam: 2.44 m
Displacement: 2,041 kg
Ballast: 975 kg
Max Draft: 1.12 m
Construction: FG
Ballast Type: Lead
First Built: 1966
Last Built: 1975
Builder: Coronado Yachts (USA)
Designer: Ed Edgar/Frank Butler

Sailboat Calculations

Definitions
S.A. / Displ.: 17.60
Bal. / Displ.: 47.78
Disp: / Len: 249.24
Comfort Ratio: 20.23
Capsize Screening Formula: 1.94
S#: 2.28
Hull Speed: 6.00 kn
Pounds/Inch Immersion: 573.13 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 9.60 m
J: 2.74 m
P: 8.46 m
E: 3.63 m
S.A. Fore: 13.17 m²
S.A. Main: 15.34 m²
S.A. Total (100% Fore + Main Triangles): 28.51 m²
S.A./Displ. (calc.): 18.06
Est. Forestay Length: 9.99 m

Sailboat Links

Designers: Frank W. Butler
Builders: Coronado Yachts
Russell Marine Ltd.
Associations: Coronado 25 Owners
Products: The Sail Warehouse
Download Boat Record:

Notes

A keel centerboard version was also available.
Draft (max.): 4.50' / 1.37m Draft (min.): 2.50' / 0.76m
Displacement: 4300 lbs./ 1950 kgs. Ballast: 1800 lbs. / 816 kgs.